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Head to head · Prices checked Oct 21, 2026

Keychron K3 Max vs Royal Kludge M75

Get the Royal Kludge M75 for the 3,750 mAh battery and knob.

What actually differs

The differences that matter

Skip the 40-row spec sheet. These are the specs that change how each board feels, sounds, and fits your desk.

Keychron K3 Max

Royal Kludge M75

  • Battery

    1,550 mAh

    3,750 mAh

  • Low profile

    Yes

    No

  • Switch options

    Clicky, Linear, Tactile

    Clicky, Linear

  • Mount style

    Plate Mount

    Gasket Mount

  • Knob

    No

    Yes

KeebFinder scores

How we score
  • Keychron K3 Max
  • Royal Kludge M75
Performance
81
67
Build quality
86
67
Productivity
94
74
Customizability
91
74
Portability
77
80

What they share

  • Layout size: 75%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
See every spec side by side

From real owners

What owners say

Ratings and quotes collected from verified store reviews, including the critical ones.

Keychron K3 Max

4.1

16 owner reviews

Praise
“Noce keyboard, i appreciate the level of customization QMK provides. One thing was little disappointing - the tactile feeling comparing to K3. Other than that its very good kb!”
SergeiVerified buyer· via Keychron
Critique
“I sold my k3 pro and got this. The one I got drops connection intermittently or doesn't type or respond right away. It sounds nice, but stiff reds are not as pleasant to type on as previous keyboards reds. I really thought I ordered hotswap RGB max but seems…”
SianiVerified buyer· via Keychron

Royal Kludge M75

No owner reviews collected yet.

Full specs

Keychron K3 Max vs Royal Kludge M75 specs

Every tracked spec, side by side. Rows marked with a dot differ between the boards.

19 of 29 specs differ

Keychron K3 Max

Royal Kludge M75

Typing & switches

Switch options

Clicky, Linear, Tactile
Clicky, Linear

Hot-swappable

Yes
Yes

Mount style

Plate Mount
Gasket Mount

Low profile

Yes
No

Sound dampening

Yes
No

Screw-in stabilizers

Yes
No

Layout

Layout size

75%
75%

Layout standard

ANSI, ISO, ISO-DE, ISO-Nordic, ISO-SW, ISO-UK
ANSI

Ergonomics

Standard
Standard

Knob

No
Yes

Display

None
OLED

Media keys

Yes
No

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

1,000 Hz
—

Battery

1,550 mAh
3,750 mAhBetter

USB passthrough

No
Yes

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum, Plastic, Wood
—

Plate material

Aluminum, Plastic, Polycarbonate
—

Keycaps

ABS, PBT
PBT

Weight

580 g
900 g

Dimensions

22 x 306 x 116 mm
42 x 328 x 139 mm

Typing angle

3°, 7°
—

Backlight

RGB, north-facing
RGB, south-facing

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2023
2024

Where to buy

Compare prices

Live prices from the stores we track, cheapest in-stock offer first.

Lowest price across stores, Amazon excluded.

Keychron K3 Max6 stores

  • KeychronHK

    In stock
    $89Visit

  • MKUS

    In stock
    $89Visit

  • Keychron (DE)DE

    In stock
    $103Visit

  • ktechsSG

    In stock
    $169Visit
Royal Kludge M752 stores

  • Royal KludgeUS

    In stock
    $84Visit

  • AmazonGlobal

    Check price
    Visit

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